Connector: SMA Male; Voltage: 3-5V; Length: 0.5 Meters / 1.64 Feet; LNA Gain(Without cable): 28dB; Center Frequency: 1575.42MHz. Faster GPS signals capture, lower power consumption, stronger anti-jamming performance and wider working voltage range. Magnetic base allows you to conveniently attach it to any metal surface. No power adapter needed: powered by the head unit and its own car charger. Recording your driving track, speed and longitude and latitude data. All of these data can be seen in designated player.